Lawrence Coyne

饰：Himself - United States Army

Marjorie Fish

饰：Herself

Edward Gelb

饰：Himself - President, American Polygraph Association

Jesse Marcel

饰：自己

Wendelle Stevens

Wendelle Stevens

饰：自己

Betty Hill

Betty Hill

饰：自己

Bruce Maccabee

Bruce Maccabee

饰：自己

Brandon Chase

饰：自己

Stanton Friedman

饰：自己

吉米·卡特

Jimmy Carter

饰：Self - US President,(credit only)

巴里·戈德华特

Barry Goldwater

饰：Self - US Senator

埃德加·胡佛

J. Edgar Hoover

饰：Self - FBI Director

Travis Walton

Travis Walton

饰：Self

Gordon Cooper

饰：Self - Astronaut,(as Col. Gordon Gooper)

Richard F. Haines

饰：Self,(as Dr. Richard Haines)

Nathan Twining

饰：Self - USAF,(as General Nathan Twining)